Fig. 3
Dynamic changes to chest radiologic images after CP transfusion. (A) Ground-glass opacity was observed in bilateral lobules by computed tomography images for patient No.4 on admission to the intensive care unit. (B) Patchy shadows of high density were detected in digital radiography for patient No.13 on admission. (C) On day 3 after 1st convalescent plasma transfusion, alleviation of lesions was noticed for patient No.4. (D) No substantial improvement was detected for patient No.13. (E) On day 12 after 2nd convalescent plasma transfusion, notable alleviation was detected for patient No.4. (F) No substantial improvement was detected for patient No.13